A clever idea that consists of an integrated steel spine designed to “mitigate damage from drive forces.” The freehub also sports an abundant number of engagement points.

Secure Lock Nipples

The newly patented Secure Lock nipple of Sapim is a locking mechanism that prevents nipples from untightening. The advantages of this easy locking system are:

Can be used on truing machineNo loose function while truing the wheelHighly precise and accurate machines have specifically been developed to produce this type of locking system. They ensure stable and well defined deformation on the thread.